@book { AspekteeinerTheoriezyklischerKapitalakkumulation,
    title = "Aspekte einer Theorie zyklischer Kapitalakkumulation",
    author = "Michael {Krüger}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1072507"
}